{"id":8295,"date":"2022-06-10T14:47:00","date_gmt":"2022-06-10T06:47:00","guid":{"rendered":"https:\/\/www.orczhou.com\/?p=8295"},"modified":"2023-03-07T15:04:35","modified_gmt":"2023-03-07T07:04:35","slug":"how-mysql-8-implement-role","status":"publish","type":"post","link":"https:\/\/www.orczhou.com\/index.php\/2022\/06\/how-mysql-8-implement-role\/","title":{"rendered":"\u5168\u9762\u4e86\u89e3MySQL 8.0\u7684\u201c\u89d2\u8272\u201d\uff1a\u57fa\u7840\u4f7f\u7528\u3001\u5e95\u5c42\u5b9e\u73b0\u548c\u4e00\u4e9b\u8981\u907f\u5f00\u7684\u201c\u5751\u201d"},"content":{"rendered":"\n<p>Oracle\u5bf9MySQL5.7\u7684\u6269\u5c55\u652f\u6301\u52302023\u5e7410\u6708\u5c31\u7ed3\u675f\u4e86\uff0c\u4e4b\u540e\u53ef\u80fd\u4e0d\u518d\u53d1\u5e03\u65b0\u7684\u7248\u672c\uff0c\u662f\u65f6\u5019\u66f4\u591a\u7684\u4e86\u89e3MySQL 8.0\u4e86\u3002\u540c\u65f6\uff0c\u518d\u770b\u770b\u5404\u4e2a\u4e91\u5382\u5546\u5bf9\u4e8e\u7528\u6237\u548c\u89d2\u8272\u7684\u652f\u6301\u60c5\u51b5\u3002<\/p>\n\n\n\n<p>\u4ece8.0\u5f00\u59cb\uff0cMySQL\u5f00\u59cb\u652f\u6301\u201c\u89d2\u8272\u201d\uff0c\u5e2e\u52a9\u7528\u6237\u66f4\u597d\u7684\u8fdb\u884c\u6743\u9650\u7ba1\u7406\uff0c\u4f7f\u7528\u89d2\u8272\u529f\u80fd\uff0c\u53ef\u4ee5\u6279\u91cf\u3001\u89c4\u6a21\u5316\u7684\u7ba1\u7406\u7528\u6237\u7684\u6743\u9650\u3002\u5982\u679c\uff0c\u9700\u8981\u8f83\u5927\u89c4\u6a21\u65b0\u5efa\u7528\u6237\uff0c\u5e76\u5bf9\u5176\u6743\u9650\u8fdb\u884c\u7ba1\u7406\u7684\u65f6\u5019\uff0c\u8fd9\u4e2a\u529f\u80fd\u5c06\u5927\u5927\u7b80\u5316\u6743\u9650\u589e\u52a0\u3001\u51cf\u5c11\u65f6\u5019\u7684\u7ba1\u7406\u5de5\u4f5c\u3002<\/p>\n\n\n\n<p>\u53e6\u5916\uff0c\u57288.0\u7248\u672c\u4e2d\uff0cMySQL\u5bf9\u89d2\u8272\u7684\u8bbe\u8ba1\u4e0a\uff0c\u975e\u5e38\u7684\u201c\u5077\u61d2\u201d\uff0c\u56e0\u6b64\uff0c\u8fd8\u6709\u5f88\u591a\u7684\u9690\u85cf\u7684\u6253\u5f00\u65b9\u5f0f\uff0c\u9644\u5e26\u7684\u4e5f\u7559\u4e0b\u4e86\u4e00\u4e9b\u5751\u9700\u8981\u6ce8\u610f\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u57fa\u7840\u4f7f\u7528\u793a\u4f8b<\/h3>\n\n\n\n<p>\u57fa\u7840\u7684\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u201c\u89d2\u8272\u201d\u662f\u4ee3\u8868\u201d\u4e00\u7ec4\u6743\u9650\u201d\uff08\u4f8b\u5982\uff0c\u67d0\u4e2a\u6570\u636e\u5e93\u7684\u8bfb\u6743\u9650\u3001\u5199\u6743\u9650\u7b49\uff09\u7684\u5bf9\u8c61\uff0c\u53ef\u4ee5\u5c06\u89d2\u8272\u8d4b\u4e88\u67d0\u4e2a\u7528\u6237\u540e\uff0c\u8be5\u7528\u6237\u4f7f\u7528\u8be5\u89d2\u8272\u8fd0\u884c\u65f6\uff0c\u5219\u5177\u5907\u8fd9\u201d\u4e00\u7ec4\u6743\u9650\u201d\u3002<\/li>\n\n\n\n<li>\u5f53\u89d2\u8272\u7684\u6743\u9650\u53d1\u751f\u53d8\u5316\uff08\u4f8b\u5982\uff0c\u6536\u56de\u6216\u8005\u65b0\u589e\u6743\u9650\uff09\u65f6\uff0c\u5bf9\u5e94\u7528\u6237\uff08\u4f7f\u7528\u8be5\u89d2\u8272\u65f6\uff09\u7684\u6743\u9650\u4e5f\u4f1a\u8ddf\u7740\u6539\u53d8\uff0c\u8fd9\u5bf9\u4e8e\u89c4\u6a21\u5316\u7684\u7528\u6237\u3001\u6743\u9650\u7ba1\u7406\u662f\u5f88\u65b9\u4fbf\u7684\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u6211\u4eec\u770b\u770b\u5982\u4e0b\u573a\u666f\u4e0e\u793a\u4f8b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"313\" src=\"https:\/\/www.orczhou.com\/wp-content\/uploads\/2023\/03\/image-1024x313.png\" alt=\"\" class=\"wp-image-8297\" srcset=\"https:\/\/www.orczhou.com\/wp-content\/uploads\/2023\/03\/image-1024x313.png 1024w, https:\/\/www.orczhou.com\/wp-content\/uploads\/2023\/03\/image-300x92.png 300w, https:\/\/www.orczhou.com\/wp-content\/uploads\/2023\/03\/image-768x235.png 768w, https:\/\/www.orczhou.com\/wp-content\/uploads\/2023\/03\/image-1536x469.png 1536w, https:\/\/www.orczhou.com\/wp-content\/uploads\/2023\/03\/image.png 2016w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<!--more-->\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u9996\u5148\uff0c\u521b\u5efa\u89d2\u8272t_r_01\uff0c\u5e76\u8d4b\u4e88\u5176db_01\u7684\u8bfb\u6743\u9650\uff1b<\/li>\n\n\n\n<li>\u7136\u540e\uff0c\u5c06\u8be5\u89d2\u8272\u8d4b\u4e88\u7528\u6237 t_u_01\uff1b<\/li>\n\n\n\n<li>\u8fd9\u65f6\uff0c\u7528\u6237t_u_01\u5c31\u53ef\u4ee5\u901a\u8fc7\u547d\u4ee4set role\u2026\u4f7f\u7528t_r_01\u5177\u5907\u7684\u6743\u9650<\/li>\n\n\n\n<li>\u53e6\u5916\uff0c\u4e5f\u53ef\u4ee5\u50cft_u_02\u4e00\u6837\uff0c\u5c06t_r_02\u8bbe\u7f6e\u4e3a\u5176\u9ed8\u8ba4\u89d2\u8272\uff0c\u5219\u65f6\u5019\uff0c\u8be5\u7528\u6237\u767b\u5f55\u65f6\uff0c\u5c31\u81ea\u52a8\u5177\u5907\u4e86\u8be5\u89d2\u8272\u5bf9\u5e94\u7684\u6743\u9650\u4e86<\/li>\n<\/ul>\n\n\n\n<p>\u5bf9\u5e94\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"sql\" class=\"language-sql\">mysql> CREATE ROLE t_r_01;\nmysql> GRANT select ON db_01.* to t_r_01;\n\nmysql> GRANT t_r_01 TO t_u_01;\n\n% mysql -ut_u_01 -p -hxxx\n\nset role t_r_01;\nselect * from db_01.user;<\/code><\/pre>\n\n\n\n<p>\u5982\u4e0a\u5c31\u662f\u4e00\u4e2a\u5178\u578b\u7684\u7528\u6237\u548c\u89d2\u8272\u7684\u4f7f\u7528\u573a\u666f\u548c\u4e3b\u8981\u7684\u547d\u4ee4\u3002\u90a3\u4e48\u518d\u770b\u770b\u4e00\u4e9b\u201c\u4e0d\u5178\u578b\u201d\u7684\u60c5\u51b5\u5427\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u89d2\u8272\u5e95\u5c42\u5b9e\u73b0\u548c\u4e00\u4e9b\u201c\u5751\u201d<\/h3>\n\n\n\n<p><br>\u5728\u524d\u9762\uff0c\u6211\u4eec\u770b\u5230\u4e00\u4e2a\u666e\u901a\u7684\u7528\u6237\u548c\u89d2\u8272\uff0c\u662f\u600e\u4e48\u5efa\u7acb\uff0c\u4ee5\u53ca\u5982\u4f55\u5229\u7528\u8fd9\u4e2a\u89d2\u8272\u5b9e\u73b0\u6279\u91cf\u5bf9\u7528\u6237\u7684\u6743\u9650\u8fdb\u884c\u7ba1\u7406\u3002\u8fd9\u91cc\uff0c\u6211\u4eec\u6765\u770b\u770bMySQL\u5bf9\u89d2\u8272\u7684\u5e95\u5c42\u5b9e\u73b0\u4ee5\u53ca\u7559\u4e0b\u7684\u4e00\u4e9b\u201c\u5751\u201d\u3002<\/p>\n\n\n\n<p>\u4eceMySQL\u7684\u5143\u6570\u636e\u4e0a\uff0c\u89c2\u5bdf\u5230\uff0c\u5728\u5e95\u5c42\uff1a\u89d2\u8272\u5c31\u662f\u4e00\u4e2a\u7279\u6b8a\u7684\u201d\u7528\u6237\u201d\uff0c\u4e00\u4e2a\u6ca1\u6709\u5bc6\u7801\u7684\u3001\u88ab\u9501\u5b9a\u7684\u7279\u6b8a\u7528\u6237\u3002\u5728\u4e0a\u4e0b\u6587\u4e2d\uff0c\u4e3b\u8981\u4f7f\u7528\u89d2\u8272\u540d\u6765\u5f15\u7528\u89d2\u8272\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"sql\" class=\"language-sql line-numbers\">mysql> CREATE ROLE t_r_01;\nQuery OK, 0 rows affected (0.02 sec)\n\nmysql> SELECT * FROM mysql.user where user='t_r_01'\\G\n*********** 1. row ***************\n                    Host: %\n                    User: t_r_01\n             Select_priv: N\n                     ......\n          account_locked: Y\n1 row in set (0.01 sec)<\/code><\/pre>\n\n\n\n<p>\u90a3\u4e48\uff0c\u8fd9\u91cc\u5c31\u505a\u51e0\u4e2a\u5927\u80c6\u731c\u6d4b\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5bf9\u201c\u89d2\u8272\u201d\u8fdb\u884c\u89e3\u9501\u64cd\u4f5c\u540e\uff0c\u5c31\u53ef\u4ee5\u767b\u5f55\u6570\u636e\u5e93\uff0c\u800c\u4e14\u5f88\u53ef\u80fd\u4e0d\u9700\u8981\u5bc6\u7801<\/li>\n\n\n\n<li>\u4efb\u4f55\u7684\u7528\u6237\u90fd\u53ef\u4ee5\u5f53\u505a\u4e00\u4e2a\u89d2\u8272\uff0c\u5c06\u8fd9\u4e2a\u7528\u6237\u6743\u9650\u8d4b\u4e88\u5176\u4ed6\u7528\u6237<\/li>\n<\/ul>\n\n\n\n<p>\u8fd9\u91cc\u5148\u9a8c\u8bc1\u7b2c\u4e00\u4e2a\u731c\u60f3\uff1a\u89e3\u9501\u89d2\u8272\u540e\uff0c\u4f7f\u7528\u5176\u514d\u5bc6\u767b\u5f55\u6570\u636e\u5e93<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code class=\"\">\"t_r_2\" \u662f\u4e00\u4e2a\u6d4b\u8bd5\u89d2\u8272\uff0c\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u662f\u65e0\u6cd5\u767b\u5f55\n\nzzx@192 ~ % mysql -hxxx.mysql.rds.aliyuncs.com -u t_r_2\nERROR 3118 (HY000): Access denied for user 't_r_2'@'1.1.1.1'. Account is locked.\n\n\u4f7f\u7528\u53e6\u4e00\u4e2a\u8d26\u53f7\uff0c\u5bf9\u89d2\u8272 \"t_r_2\" \u8fdb\u884c\u89e3\u9501\u64cd\u4f5c\n\nzzx@192 ~ % mysql -hxxx.mysql.rds.aliyuncs.com -uroot -p\nmysql> alter user t_r_2 ACCOUNT UNLOCK;\nQuery OK, 0 rows affected (0.01 sec)\n\nmysql> ^DBye\n\n\u89e3\u9501\u540e\uff0c\u518d\u7528\u89d2\u8272\u548c\u7a7a\u5bc6\u7801\u5c1d\u8bd5\u767b\u5f55\n\n\uff01\uff01\uff01\uff01 \u662f\u7684\uff0c\u767b\u5f55\u6210\u529f\u4e86\n\nzzx@192 ~ % mysql -hxxx.mysql.rds.aliyuncs.com -ut_r_2\nWelcome to the MySQL monitor. Commands end with ; or \\g.\n\u2026\nType 'help;' or '\\h' for help. Type '\\c' to clear the current input statement.\n\nmysql><\/code><\/pre>\n\n\n\n<p>\uff01\uff01\uff01\u662f\u7684\uff0c\u53ef\u4ee5\u6210\u529f\u767b\u5f55\u3002<\/p>\n\n\n\n<p>\u518d\u6b21\u9a8c\u8bc1\u7b2c\u4e8c\u4e2a\u731c\u60f3\uff1a\u4efb\u4f55\u7528\u6237\u90fd\u53ef\u4ee5\u5f53\u505a\u89d2\u8272\u6765\u8d4b\u6743\u5176\u4ed6\u7528\u6237\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"sql\" class=\"language-sql line-numbers\">mysql> create user t_u_1 identified by 'somepass';\nmysql> grant select on db_1.* to t_u_1;\nmysql> create user t_u_2 identified by 'somepass';\n\n\u5c06\u7528\u6237\u5f53\u505a\u89d2\u8272\uff0c\u5c06\u5176\u8d4b\u6743\u7ed9\u53e6\u4e00\u4e2a\u7528\u6237\n\nmysql> grant t_u_1 to t_u_2;\nQuery OK, 0 rows affected (0.00 sec)\n\n\uff01\uff01\uff01\uff01 \u662f\u7684\uff0c\u53ef\u4ee5\u50cf\u8fd9\u6837\u8d4b\u6743\uff01\uff01\uff01<\/code><\/pre>\n\n\n\n<p>MySQL\u4f7f\u7528\u7cfb\u7edf\u8868mysql.role_edges\u4fdd\u5b58\u89d2\u8272\u4e0e\u7528\u6237\u4e4b\u95f4\u7684\u6620\u5c04\uff0c\u6211\u4eec\u4e5f\u53ef\u4ee5\u770b\u5230\uff0c\u5982\u4e0a\u7684\u8d4b\u6743\u4fe1\u606f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"sql\" class=\"language-sql\">mysql> desc mysql.role_edges;\n+-------------------+---------------+------+-----+---------+-------+\n| Field             | Type          | Null | Key | Default | Extra |\n+-------------------+---------------+------+-----+---------+-------+\n| FROM_HOST         | char(255)     | NO   | PRI |         |       |\n| FROM_USER         | char(32)      | NO   | PRI |         |       |\n| TO_HOST           | char(255)     | NO   | PRI |         |       |\n| TO_USER           | char(32)      | NO   | PRI |         |       |\n| WITH_ADMIN_OPTION | enum('N','Y') | NO   |     | N       |       |\n+-------------------+---------------+------+-----+---------+-------+\n5 rows in set (0.00 sec)\n\nmysql> select * from mysql.role_edges;\n+-----------+-----------+---------+---------+-------------------+\n| FROM_HOST | FROM_USER | TO_HOST | TO_USER | WITH_ADMIN_OPTION |\n+-----------+-----------+---------+---------+-------------------+\n| %         | bekind    | %       | t_u     | N                 |\n| %         | t_r       | %       | t_u     | N                 |\n| %         | t_u_1     | %       | t_u_2   | N                 |\n+-----------+-----------+---------+---------+-------------------+\n3 rows in set (0.00 sec)<\/code><\/pre>\n\n\n\n<p>\u5176\u5b9e\u8fd8\u6709\u7b2c\u4e09\u4e2a\u731c\u60f3\uff0c\u5c31\u662f\u5177\u5907CREATE USER\u6743\u9650\u7684\u5c31\u53ef\u4ee5\u521b\u5efa\u89d2\u8272\uff0c\u5f53\u7136\u540e\u9762\u518d\u6587\u6863\u4e2d\u4e5f\u770b\u5230\u4e86\u8fd9\u4e2a\u63cf\u8ff0\uff0c\u8fd9\u4e5f\u8fdb\u4e00\u6b65\u4f50\u8bc1\u4e86\u89d2\u8272\u548c\u7528\u6237\u7684\u7279\u6b8a\u5173\u7cfb\uff0c\u8fd9\u91cc\u4e5f\u4e0d\u518d\u5355\u72ec\u9a8c\u8bc1\u4e86\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5b89\u5168\u95ee\u9898<\/h3>\n\n\n\n<p>\u89d2\u8272\u7684\u7ba1\u7406\uff08\u5c06\u67d0\u4e2a\u89d2\u8272\u6743\u9650\u8d4b\u4e88\u5176\u4ed6\u7528\u6237\uff09\u9700\u8981ROLE_ADMIN\u6743\u9650\uff0c\u5982\u679c\u7528\u6237\u5177\u5907\u8fd9\u4e2a\u6743\u9650\uff0c\u6839\u636e\u4e0a\u9762\u7684\u5b9e\u8df5\uff0c\u8fd9\u4e2a\u7528\u6237\u5c31\u53ef\u4ee5\u5c06\u4efb\u4f55\u5176\u4ed6\u7528\u6237\uff08SYSTEM_USER\u4f8b\u5916\uff09\u7684\u6743\u9650\u8d4b\u4e88\u81ea\u5df1\u4e86\uff0c\u8fd9\u53ef\u80fd\u4f1a\u8d85\u51fa\u5f53\u521d\u8d4b\u4e88ROLE_ADMIN\u7684\u521d\u8877\uff1a\u53ea\u662f\u5141\u8bb8\u5bf9\u89d2\u8272\u548c\u5176\u89d2\u8272\u4e0e\u7528\u6237\u5173\u7cfb\u8fdb\u884c\u7ba1\u7406\u3002<\/p>\n\n\n\n<p>\u6240\u4ee5\uff0c\u5728\u4f7f\u7528\u89d2\u8272\u548cROLE_ADMIN\u6743\u9650\u7684\u6388\u6743\u65f6\u9700\u8981\u7279\u522b\u6ce8\u610f\uff08\u8fd9\u5927\u6982\u4e5f\u662f\u5f88\u591a\u4e91\u5382\u5546\u5728\u8be5\u6743\u9650\u7684\u8d4b\u4e88\u4e0a\u975e\u5e38\u8c28\u614e\u7684\u539f\u56e0\uff0c\u540e\u9762\u4f1a\u770b\u5230\uff09\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e91\u5382\u5546\u5bf9\u89d2\u8272\u7684\u652f\u6301<\/h3>\n\n\n\n<p>\u8fd9\u91cc\u6d4b\u8bd5\u963f\u91cc\u4e91\u3001\u817e\u8baf\u4e91\u3001\u534e\u4e3a\u4e91\u3001AWS RDS\u548cAWS Serverless v2\uff08MySQL 8.0\uff09\u4ee5\u53ca\u963f\u91cc\u4e91PolarDB\uff0c\u770b\u770b\u4ed6\u4eec\u7684MySQL 8.0\u7248\u672c\u5bf9\u4e8e\u89d2\u8272\u7684\u652f\u6301\u60c5\u51b5\u3002\u8fd9\u91cc\u7b80\u8ff0\u4e00\u4e0b\u6d4b\u8bd5\u7ed3\u679c\uff08\u4e3b\u8981\u662fROLE_ADMIN\u6743\u9650\u652f\u6301\uff09\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.orczhou.com\/wp-content\/uploads\/2023\/03\/image-1.png\" alt=\"\" class=\"wp-image-8302\" width=\"473\" height=\"186\" srcset=\"https:\/\/www.orczhou.com\/wp-content\/uploads\/2023\/03\/image-1.png 758w, https:\/\/www.orczhou.com\/wp-content\/uploads\/2023\/03\/image-1-300x118.png 300w\" sizes=\"auto, (max-width: 473px) 100vw, 473px\" \/><\/figure>\n\n\n\n<p>\u817e\u8baf\u4e91\u5bf9\u5916\u63d0\u4f9b\u7684\u7ba1\u7406\u5458\u7528\u6237\u662froot\uff0c\u662f\u552f\u4e00\u652f\u6301role_admin\u6743\u9650\u7684\u56fd\u5185\u4e91\u5382\u5546\u3002AWS Aurora Serverless v2\u81ea\u8eab\u5c31\u4f7f\u7528\u89d2\u8272\u6765\u8fdb\u884c\u6743\u9650\u7ba1\u7406\u7684\uff0c\u6240\u4ee5\uff0c\u5bf9\u4e8e\u521d\u59cb\u5316\u7684\u7ba1\u7406\u5458\u8d26\u6237\u4e5f\u662f\u652f\u6301role_admin\u6743\u9650\u7684\u3002\u8fd9\u91cc\u770b\u770bAurora\u7684\u7ba1\u7406\u5458\u6743\u9650\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code class=\"\">show grants for bekind;\n+------------------------------------------------+\n| Grants for bekind@%                            |\n+------------------------------------------------+\n| GRANT USAGE ON *.* TO `bekind`@`%`             |\n| GRANT `rds_superuser_role`@`%` TO `bekind`@`%` |\n+------------------------------------------------+\n2 rows in set (0.14 sec)\n\nshow grants for `rds_superuser_role`@`%`\\G\n************ 1. row ************\nGrants for rds_superuser_role@%: ...CREATE ROLE, DROP ROLE ON *.* \n************ 2. row ************\nGrants for rds_superuser_role@%: ...ROLE_ADMIN,SESSION_VARIABLES_ADMIN \n************ 3. row ************\nGrants for rds_superuser_role@%: GRANT `AWS_COMPREHEND_ACCESS`@`%`...\n3 rows in set (0.14 sec)<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\"><br>\u5176\u4ed6<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7528\u6237\u65b0\u589e\u67d0\u4e2a\u89d2\u8272\u65f6\uff0c\u5e76\u4e0d\u4f1a\u7acb\u523b\u5177\u5907\u5bf9\u5e94\u7684\u6743\u9650\uff0c\u800c\u662f\u9700\u8981\u4f7f\u7528\u8be5\u89d2\u8272\u65f6\uff0c\u624d\u53ef\u5177\u5907\u5bf9\u5e94\u7684\u6743\u9650\u3002<\/li>\n\n\n\n<li>\u6ca1\u6709SHOW CREATE ROLE\u547d\u4ee4\u67e5\u770brole\u7684\u521b\u5efa\u3002\u4f46\u53ef\u4ee5\u4f7f\u7528SHOW CREATE USER\u6765\u67e5\u770bROLE\u7684\u521b\u5efa\u547d\u4ee4\u548cSHOW GRANTS\u6765\u67e5\u770b\u5bf9\u5e94\u7684\u6743\u9650\u3002<\/li>\n\n\n\n<li>\u7cfb\u7edf\u53d8\u91cf\u201dmandatory_roles\u201d\u4f1a\u6307\u5b9a\u4e00\u4e9b\u89d2\u8272\uff0c\u7cfb\u7edf\u4e2d\u7684\u4efb\u4f55\u7528\u6237\u90fd\u4f1a\u9ed8\u8ba4\u5177\u6709\u8fd9\u4e9b\u89d2\u8272\uff0c\u5982\u679c\u5f53\u7528\u6237\u4f7f\u7528\uff08\u6fc0\u6d3b\u3001\u626e\u6f14\uff09\u8be5\u89d2\u8272\u65f6\uff0c\u5219\u5177\u5907\u5bf9\u5e94\u7684\u6743\u9650\u3002\u7cfb\u7edf\u53d8\u91cf\u201dactivate_all_roles_on_login\u201d\uff0c\u5982\u679c\u6253\u5f00\u7684\u8bdd\uff0c\u5219\u7528\u6237\u4f1a\u81ea\u52a8\u5177\u5907\u6240\u6709\u89d2\u8272\u7684\u6743\u9650\uff0c\u5426\u5219\u9700\u8981\u663e\u5f0f\u7684\u4f7f\u7528SET ROLE\u547d\u4ee4\u624d\u80fd\u591f\u5177\u5907\u5bf9\u5e94\u6743\u9650\u3002<\/li>\n\n\n\n<li>\u8fd9\u4e2a\u529f\u80fd\uff0cMariaDB\u57282013\u5e74GSoC\u9879\u76ee\u5f00\u59cb\u63a2\u7d22\u8be5\u529f\u80fd\u7684\u5b9e\u73b0\uff0cMySQL\u57288.0\u7248\u672c\u5f00\u59cb\u652f\u6301<\/li>\n\n\n\n<li>MySQL\u7684\u5b9e\u73b0\uff0c\u4e0ePostgreSQL\u6bd4\u8f83\u7c7b\u4f3c\uff0c\u89d2\u8272\u4e0e\u7528\u6237\u754c\u9650\u6bd4\u8f83\u6a21\u7cca<\/li>\n\n\n\n<li>\u4eceMariaDB\u7684\u6587\u6863\u4e2d\u770b\u5230\uff0c\u5176\u8bbe\u8ba1\u65f6\uff0c\u5728\u7cfb\u7edf\u8868\u4e2d\u4f7f\u7528\u4e86\u5b57\u6bb5\u6807\u8bb0\u89d2\u8272\uff0c\u8fd9\u4e2a\u8bbe\u8ba1\u5c31\u4e0eMySQL\u662f\u5b8c\u5168\u4e0d\u540c\u7684\uff0c\u76f8\u4fe1\u5728\u4f7f\u7528\u4e0a\u4e5f\u4f1a\u5b8c\u5168\u4e0d\u540c\u3002\u8fd9\u79cd\u7cfb\u7edf\u8868\u7684\u8bbe\u8ba1\uff0c\u548cSQL Server\u662f\u6709\u4e00\u4e9b\u76f8\u4f3c\u4e4b\u5904\u7684\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u53c2\u8003<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>MySQL 8.0 Reference Manual \/ Using Roles<\/li>\n\n\n\n<li>MySQL 8.0 Reference Manual \/ Privileges Provided by MySQL<\/li>\n\n\n\n<li>Roles Overview @ Knowledge Base \u00bb MariaDB Server Documentation<\/li>\n\n\n\n<li>MySQL 5.7\u7684\u6269\u5c55\u652f\u6301\uff1aOracle Technology Products Oracle Lifetime Support Policy<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Oracle\u5bf9MySQL5.7\u7684\u6269\u5c55\u652f\u6301\u52302023\u5e7410\u6708\u5c31\u7ed3\u675f\u4e86\uff0c\u4e4b\u540e\u53ef\u80fd\u4e0d\u518d\u53d1\u5e03\u65b0\u7684\u7248\u672c\uff0c\u662f\u65f6\u5019\u66f4\u591a\u7684\u4e86\u89e3MySQL 8.0\u4e86\u3002\u540c\u65f6\uff0c\u518d\u770b\u770b\u5404\u4e2a\u4e91\u5382\u5546\u5bf9\u4e8e\u7528\u6237\u548c\u89d2\u8272\u7684\u652f\u6301\u60c5\u51b5\u3002 \u4ece8.0\u5f00\u59cb\uff0cMySQL\u5f00\u59cb\u652f\u6301\u201c\u89d2\u8272\u201d\uff0c\u5e2e\u52a9\u7528\u6237\u66f4\u597d\u7684\u8fdb\u884c\u6743\u9650\u7ba1\u7406\uff0c\u4f7f\u7528\u89d2\u8272\u529f\u80fd\uff0c\u53ef\u4ee5\u6279\u91cf\u3001\u89c4\u6a21\u5316\u7684\u7ba1\u7406\u7528\u6237\u7684\u6743\u9650\u3002\u5982\u679c\uff0c\u9700\u8981\u8f83\u5927\u89c4\u6a21\u65b0\u5efa\u7528\u6237\uff0c\u5e76\u5bf9\u5176\u6743\u9650\u8fdb\u884c\u7ba1\u7406\u7684\u65f6\u5019\uff0c\u8fd9\u4e2a\u529f\u80fd\u5c06\u5927\u5927\u7b80\u5316\u6743\u9650\u589e\u52a0\u3001\u51cf\u5c11\u65f6\u5019\u7684\u7ba1\u7406\u5de5\u4f5c\u3002 \u53e6\u5916\uff0c\u57288.0\u7248\u672c\u4e2d\uff0cMySQL\u5bf9\u89d2\u8272\u7684\u8bbe\u8ba1\u4e0a\uff0c\u975e\u5e38\u7684\u201c\u5077\u61d2\u201d\uff0c\u56e0\u6b64\uff0c\u8fd8\u6709\u5f88\u591a\u7684\u9690\u85cf\u7684\u6253\u5f00\u65b9\u5f0f\uff0c\u9644\u5e26\u7684\u4e5f\u7559\u4e0b\u4e86\u4e00\u4e9b\u5751\u9700\u8981\u6ce8\u610f\u3002 \u57fa\u7840\u4f7f\u7528\u793a\u4f8b \u57fa\u7840\u7684\uff1a \u6211\u4eec\u770b\u770b\u5982\u4e0b\u573a\u666f\u4e0e\u793a\u4f8b\uff1a<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"a-temp-temp","format":"standard","meta":{"_eb_attr":"","inline_featured_image":false,"_tocer_settings":[],"footnotes":""},"categories":[6],"tags":[],"class_list":["post-8295","post","type-post","status-publish","format-standard","hentry","category-mysql"],"_links":{"self":[{"href":"https:\/\/www.orczhou.com\/index.php\/wp-json\/wp\/v2\/posts\/8295","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.orczhou.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.orczhou.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.orczhou.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.orczhou.com\/index.php\/wp-json\/wp\/v2\/comments?post=8295"}],"version-history":[{"count":7,"href":"https:\/\/www.orczhou.com\/index.php\/wp-json\/wp\/v2\/posts\/8295\/revisions"}],"predecessor-version":[{"id":8304,"href":"https:\/\/www.orczhou.com\/index.php\/wp-json\/wp\/v2\/posts\/8295\/revisions\/8304"}],"wp:attachment":[{"href":"https:\/\/www.orczhou.com\/index.php\/wp-json\/wp\/v2\/media?parent=8295"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.orczhou.com\/index.php\/wp-json\/wp\/v2\/categories?post=8295"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.orczhou.com\/index.php\/wp-json\/wp\/v2\/tags?post=8295"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}